#intestazione {
	position: relative;
	top: 0px;
	left: 0px;
	width: 1350px;
	height: 100px;
	padding: 20px;
	border: solid 1px;
	background-color: #ffff99;
}

#sinistra {
	position: relative;
	top: 1px;
	left: 0px;
	width: 100px;
	height: 550px;
	padding: 20px;
	border: solid 1px;
	background-color: #ffff99;
}

#destra {
	position: relative;
	top: -591px;
	left: 144px;
	width: 1206px;
	height: 550px;
	padding: 20px;
	border: solid 1px;
	background-color: #ffff99;
}